ESSDERC '90: 20th European Solid State Device Research Conference Solid State Device Research Conference, 1990. ESSDERC '90. 20th European. :25-28 Sep, 1990
ESSDERC '87: 17th European Solid State Device Research Conference Solid State Device Research Conference, 1987. ESSDERC '87. 17th European. :923-926 Sep, 1987